Gupta, A. C; Subramaniam, A; Sagar, R; Griffiths, W. K
(EDP Sciences, 2000-09)
CCD photometry of the northern open star cluster NGC 7790 has been carried out in BVI photometric passbands down to V ~ 21 mag for 1150 stars of which for ~ 700 stars, the data is obtained for the first time. We derive the ...